CMS

wordpress
https://github.com/wpscanteam/wpscan
$ wpscan --URL <URL>
Joomla
https://github.com/rezasp/joomscan
$ perl joomscan.pl -u <URL Here>
Drupal
https://github.com/droope/droopescan
$ python3 droopescan scan Drupal -u <URL Here> -t 32
Adobe AEM
https://github.com/0ang3el/aem-hacker
$ python aem_hacker.py -u <URL Here> --host <Your Public IP>
Other
https://www.exploit-db.com/